all 171723 studies found for:    ALL
all 171723 studies found, shown on map.
Click on the map below to show a more detailed map (when available) or search for studies (when map not available).
Map Legend
Region Name   Number of Studies
World 171723  
Africa   [map]   4008  
Central America   [map]   2033  
East Asia   [map]   16228  
Japan 3301   [studies]
Europe   [map]   47693  
Middle East   [map]   7234  
North America 86859  
Canada   [map]   12694   [studies]
Mexico 2156   [studies]
United States   [map]   78876   [studies]
North Asia   [map]   3210  
Pacifica   [map]   4590  
South America   [map]   5890  
South Asia   [map]   2920  
Southeast Asia   [map]   3539  

Click on a [map] link to show a map of that region.

Click on a [studies] link to search within your current results for studies in that region. Use the back button to return to this list and try another region.

Studies with no locations are not included in the counts or on the map.

Studies with multiple locations are included in each region containing locations.